When doing replacement or upgrading on 1987 – 2018 BMW M6 M2 M3 M4 M5 Adaptive beam capsule halogen headlamps HID sealed with, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight2016 – 2018 D1S
Back Up Light2016 – 2018 1156
Brake2016 – 2018 1156
Dome Light2016 – 2018 194
Front Turn Signal2016 – 2018 PY21W
Rear Turn Signal2016 – 2018 1156
Tail Light2016 – 2018 P21W
Courtesy2016 – 2018 12961
Map Light2016 – 2018 12961
Trunk2016 – 2018 12844
High Beam and Low Beam Headlight2012 – 2013 D1S
Front Fog Light2012 – 2013 H8/H11/H16
Back Up Light2012 – 2013 921
Brake2012 – 2013, 2016 – 2018 H21W
Daytime Running Light2012 – 2013 H8/H11/H16
Dome Light2016 – 2018 12961
2012 – 2013 194
Front Turn Signal2012 – 2013 PY24WSV
Glove Box2012 – 2013 DE3423
Map Light2012 – 2013 12961
Stepwell2012 – 2013 12961
Trunk2012 – 2013 6411
Low Beam Headlight2001 – 2006 H7
High Beam Headlight2001 – 2006 H7
Front Fog Light2001 – 2006 9006
Back Up Light2001 – 2006 1156
Brake2001 – 2006 1156
Dome Light2001 – 2006 DE3423
Front Side Marker2001 – 2006 12961
License Plate2001 – 2006 12844
Parking Light2001 – 2006 194
Rear Side Marker2001 – 2003 P21/4W
Rear Turn Signal2004 – 2006 1156
2001 – 2003 PY21W
Tail Light2001 – 2006 P21/4W
Front Inner Turn Signal2001 – 2006 PY21W
Front Outer Turn Signal2001 – 2006 12396NA
Courtesy2002 – 2006 6418
Glove Box2001 – 2006 DE3423
Interior Door2004 – 2006 194
Rear Reading Light2002 – 2006 194
Stepwell2001 12844
2004 – 2006 12961
Trunk2001 – 2006 6411
Low Beam Headlight1988 – 1989, 1994 – 1999 9006
1990 – 1991 H5006
High Beam Headlight1988 – 1989, 1994 – 1999 9005
1990 – 1991 H5001
High Beam and Low Beam Headlight2008 – 2011 D1S
Front Fog Light2009 – 2010 9006
1988 – 1991, 1994 – 1999 H1
2008, 2011 H8/H11/H16
Back Up Light1988 – 1991, 1994 – 1999 1156
2008 – 2011 921
Brake1988 – 1991, 1994 – 1996, 1999, 2008 – 2011 1156
1997 – 1998 1157
Daytime Running Light2008 H7
2009 – 2010 H8
2011 H8/H11/H16
Dome Light2011 194
1988 – 1991, 1994 – 1996, 1999 578
1997 – 1998 DE3423
Front Side Marker1988 – 1991, 1994 – 1996 12961
1997 – 1999 P21/5W
Front Turn Signal1988 – 1991, 1994 – 1996 P21/5W
2008 PSY24WSV
2011 PY24WSV
License Plate1988 – 1991, 1994 – 1999, 2008 – 2010 12844
Parking Light1988 – 1991, 1994 – 1996 1157
1997 – 1999 12961
Rear Side Marker1997 – 1998 1157
1994 – 1996, 1999 12821
Rear Turn Signal1988 – 1991, 1994 – 1999, 2008 – 2010 1156
Tail Light2008 – 2010 1156
1997 – 1998 1157
1988 – 1991, 1999 12821
1994 – 1996 P21/4W
Front Inner Turn Signal1997 – 1999 1157
2009 – 2010 PSY24WSV
Front Outer Turn Signal2009 – 2010 12396NA
1997 – 1999 12821
Center High Mount Stop Light1994 – 1999 1156
1988 – 1991 921
Courtesy1997 – 1999 6418
Engine Compartment Light1994 – 1996 578
Glove Box1989 – 1991 578
1994 – 1999, 2008 – 2011 DE3423
Interior Door2008 – 2011 12396NA
Map Light2011 12961
2009 – 2010 194
1994 – 1996 6411
Stepwell2008 – 2011 12961
Trunk1997 – 1998 12844
1994 – 1996, 1999, 2008 – 2011 6411
1988 – 1991 DE3423
Low Beam Headlight2001 D2S
High Beam Headlight2001 H7
High Beam and Low Beam Headlight2015 – 2018 D1S
2002 – 2006 D2S
Front Fog Light2001 – 2006 9006
Back Up Light2001 – 2006, 2015 1156
Brake2001 – 2006 1156
2015 H21W
Daytime Running Light2002 – 2006 H7
Dome Light2016 – 2018 12961
2015 194
2001 – 2006 DE3423
Front Side Marker2001 – 2006 12961
Front Turn Signal2015 – 2018 PY24NA
License Plate2001 – 2006 12844
Parking Light2001 – 2006 194
Rear Side Marker2001 – 2003 P21/4W
Rear Turn Signal2004 – 2005, 2015 1156
2006 P21W
2001 – 2003 PY21W
Tail Light2001 – 2006 P21/4W
Front Inner Turn Signal2001 – 2006 PY21W
Front Outer Turn Signal2001 – 2006 12396NA
Courtesy2002 – 2006 6418
Glove Box2001 – 2006 DE3423
Interior Door2004 – 2006 194
Rear Reading Light2002 – 2006 194
Stepwell2001 12844
2004 – 2006 12961
Trunk2001 – 2006 6411
High Beam and Low Beam Headlight2015 – 2018 D1S
Back Up Light2015 – 2018 PW16WHTR
Brake2015 – 2018 H21W
Dome Light2015 – 2018 194
Front Turn Signal2015 – 2018 PY24NA
Rear Turn Signal2015 – 2018 1156
Glove Box2018 12961
High Beam and Low Beam Headlight2012 – 2013 D1S
Front Fog Light2012 – 2016 H8/H11/H16
Back Up Light2012 – 2016 921
Brake2012 – 2016 H21W
Dome Light2012 – 2016 194
Front Turn Signal2012 – 2013 PY24NA
Interior Door2012 – 2016 194
Map Light2012 – 2016 12961
Stepwell2012 – 2016 12961
Trunk2012 – 2016 6411
Low Beam Headlight2006 – 2007 H7
High Beam Headlight2006 – 2007 H7
Front Fog Light2006 – 2007 9006
Back Up Light2006 – 2007 921
Brake2006 – 2007 1156
Dome Light2006 – 2007 578
Front Side Marker2006 – 2007 12961
Front Turn Signal2006 – 2007 PY21W
License Plate2006 – 2007 6418
Parking Light2006 – 2007 194
Tail Light2006 – 2007 1156
Glove Box2006 – 2007 DE3423
Stepwell2006 – 2007 12844
Trunk2006 – 2007 6411
Low Beam Headlight1991 – 1993 9006
2000 – 2003 D2S
1988 H5006
High Beam Headlight1991 – 1993 9005
1988 H5001
2000 – 2003 H7
High Beam and Low Beam Headlight2008 – 2010 D1S
Front Fog Light2000 – 2003, 2008 – 2010 9006
1988, 1991 – 1993 H1
Back Up Light1988, 1991 – 1993, 2000 – 2003 1156
2008 – 2010 921
Brake1988, 1991 – 1993, 2000 – 2003, 2008 – 2010 1156
Dome Light2008 – 2010 194
1988 578
2000 – 2003 6411
Front Side Marker1991 – 1993 12961
2000 – 2003 3457
Front Turn Signal2000 – 2003 3457NA
1988, 1991 – 1993 P21/5W
License Plate1988, 1991 – 1993, 2008 – 2010 12844
2000 – 2003 6418
Parking Light1988, 1991 – 1993 1157
2000 – 2002 H6W
Rear Side Marker2000 – 2002 12821
Rear Turn Signal1988, 1991, 1993 1156
1992 P21W
2000 – 2003 PY21W
Tail Light1991 – 1993 12814
1988, 2000 – 2002 12821
Front Inner Turn Signal2008 – 2010 PY21W
Front Outer Turn Signal2008 – 2010 12396NA
Center High Mount Stop Light1988, 1991 – 1993, 2000 – 2003 1156
Courtesy2008 – 2010 6411
Engine Compartment Light1991 – 1993 578
Glove Box1988 12929
2000 – 2003, 2008 – 2010 DE3423
Map Light2008 – 2010 12961
Stepwell2000 – 2003 DE3423
Trunk1991 – 1993, 2000 – 2003 6411
1988, 2008 – 2010 DE3423
Low Beam Headlight2006 – 2007 D2S
High Beam Headlight2006 – 2007 H7
High Beam and Low Beam Headlight2014 – 2016 D1S
Front Fog Light2006 – 2007 9006
2014 – 2016 H8/H11/H16
Back Up Light2006 – 2007, 2014 – 2016 921
Brake2006 – 2007 1157
Dome Light2014 – 2016 194
2006 – 2007 6411
Front Side Marker2006 – 2007 12961
Front Turn Signal2006 – 2007 PY21W
2014 – 2016 PY24NA
License Plate2006 – 2007 6418
Tail Light2006 – 2007 1157
Glove Box2006 – 2007 DE3423
Interior Door2014 – 2016 194
Map Light2014 – 2016 12961
Stepwell2006 – 2007 12844
2014 – 2016 12961
Trunk2006 – 2007, 2014 – 2016 6411
Low Beam Headlight1987 – 1988 9006
High Beam Headlight1987 – 1988 9005
Front Fog Light1987 – 1988 H1
Back Up Light1987 – 1988 1156
Brake1987 – 1988 1156
Dome Light1987 – 1988 578
Front Side Marker1987 – 1988 12961
Front Turn Signal1987 – 1988 P21/5W
License Plate1987 – 1988 12844
Parking Light1987 – 1988 1157
Rear Side Marker1987 – 1988 12961
Rear Turn Signal1987 – 1988 1156
Tail Light1987 – 1988 12821
Center High Mount Stop Light1987 – 1988 1156
Trunk1987 – 1988 DE3423
Low Beam Headlight1987 – 1988 H5006
High Beam Headlight1987 – 1988 H5001
Back Up Light1987 – 1988 1156
Brake1987 – 1988 1156
Dome Light1987 – 1988 578
Front Turn Signal1987 – 1988 P21/5W
License Plate1987 – 1988 12844
Parking Light1987 – 1988 1157
Rear Turn Signal1987 – 1988 1156
Tail Light1987 – 1988 12821
Center High Mount Stop Light1987 – 1988 1156
Trunk1987 – 1988 DE3423
Low Beam Headlight2006 – 2010 D1S
High Beam Headlight2006 – 2010 H7
Back Up Light2006 – 2010 1156
2016 – 2018 921
Dome Light2006 – 2010 194
Front Side Marker2006 – 2010 12961
License Plate2006 – 2010 12961
Rear Turn Signal2006 – 2010 PY21W
Front Inner Turn Signal2006 – 2010 7440NA
Front Outer Turn Signal2006 – 2010 12396NA
Courtesy2006 – 2010 12961
Interior Door2016 – 2018 194
Map Light2006 – 2010, 2016 – 2018 12961
Trunk2016 – 2018 6411
2006 – 2010 DE3423
High Beam and Low Beam Headlight2012 – 2015 D1S
Back Up Light2012 – 2015 921
Daytime Running Light2012 – 2015 H3-55W
Front Turn Signal2012 – 2015 PSY24NA
Interior Door2012 – 2015 194
Map Light2012 – 2015 12961
Trunk2012 – 2015 6411